HG/T 20592  法兰盖 BL 300-6 RF0-2500rj/

BL300-6 RF0-2500rj/

SP-4 δ=10 S1

WN80-600 rf A=88. R

WN50-300RF H216100A1.

SO 15-300 RF0 RF s=28 h0 R

WN 150-300 RF A=168.30-

SO50-40 M S0 C=36

wn150-150rfApl5 RFR150(b)f(

SO 200(B)-16 RF0 D=1

bl500-150 rf sch80FF6R00data1442210 Rh4f/@WN100(B)-16 RF